[Yellowstone National Park boundaries].
"From House Rept. 1763 53 C., 2 S." National Park Exhibit, 1972. Accompanied by: United States House of Representatives Report no. 1763, 53rd Congress, 3rd Session. Available also through the Library of Congress Web site as a raster image.

Radar mosaic, Yellowstone National Park, Wyoming.
Scale not given. Accompanied by Dept. of the Interior news release: Radar probes geologic past of Yellowstone National Park. Available also through the Library of Congress Web site as a raster image. AACR2

Contributor:
Geological Survey (U.S.)

Date:1968

Map

Yellowstone.
Scale ca. 1:250,000. Relief shown by shading and spot heights. Folded title: Maps: Yellowstone and Grand Teton National Parks. Available also through the Library of Congress Web site as a raster image. Includes text. Map of Grand Teton National Park, ca. 1:140,000, on verso. AACR2